The Toronto-born actress, 38, holds black belts in taekwondo and karate, which helped her land the role of fierce shieldmaiden Lagertha on Vikings, returning for the second half of its fourth season November 30 on History. “I get social media messages daily from mothers and daughters who look up to Lagertha and are inspired by her,” she says. Winnick’s previous credits include a recurring role on Bones and the movies Love & Other Drugs, Killers and Stand Up Guys.